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perf_hooks: make nodeTiming a first-class object #35977

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perf_hooks: make nodeTiming a first-class object #35977

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mmomtchev
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Render all properties of nodeTiming enumerable
so JSON.stringify and Object.keys can access them

Fixes: #35936

Checklist
  • make -j4 test (UNIX), or vcbuild test (Windows) passes
  • tests and/or benchmarks are included
  • commit message follows commit guidelines

@mmomtchev
perf_hooks: make nodeTiming a first-class object
e0b8f00 
Render all properties of nodeTiming enumerable
so JSON.stringify and Object.keys can access them

Fixes: nodejs#35936
@nodejs-github-bot nodejs-github-bot added the perf_hooks Issues and PRs related to the implementation of the Performance Timing API. label Nov 5, 2020
@Trott Trott added the request-ci Add this label to start a Jenkins CI on a PR. label Nov 5, 2020
@github-actions github-actions bot removed the request-ci Add this label to start a Jenkins CI on a PR. label Nov 5, 2020
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CI: https://ci.nodejs.org/job/node-test-pull-request/34086/

@mmomtchev
perf-hooks: Make nodeTiming a first-class object
7d64d79 
Improve readability as per @aduh95 suggestion

Refs: nodejs#35977
@mmomtchev
perf_hooks: make nodeTiming a first-class object
170242b 
Transform the static values to plain properties
(@addaleax review)

Refs: nodejs#35977
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addaleax commented Nov 6, 2020

Actually, I’d make all of these configurable … it can be nice to be able to override them for testing purposes if that’s ever necessary

@mmomtchev
perf_hooks: make nodeTiming a first-class object
166f6b3 
Render all properties configurable
(@addaleax review)

nodejs#35977
jasnell
jasnell reviewed Nov 6, 2020
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lib/perf_hooks.js Outdated

idleTime: {
...PerformanceNodeTimingProps,
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Non-blocking: I would just include the properties directly here (rather than use the repeated `...PerformanceNodeTimingProps) even if they're going to be duplicated just to save an unnecessary performance cost.

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Hmm, do you think V8 keeps a reference to the initializing object when using the spread operator?

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Yeah, this is ECMA specified in fact

@mmomtchev
perf_hooks: make nodeTiming a first-class object
778f60b 
Render all properties of nodeTiming enumerable
so JSON.stringify and Object.keys can access them

Refs: nodejs#35977
@Trott Trott added the request-ci Add this label to start a Jenkins CI on a PR. label Nov 7, 2020
@github-actions github-actions bot removed the request-ci Add this label to start a Jenkins CI on a PR. label Nov 7, 2020
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CI: https://ci.nodejs.org/job/node-test-pull-request/34173/

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CI: https://ci.nodejs.org/job/node-test-pull-request/34204/

@aduh95 aduh95 added the author ready PRs that have at least one approval, no pending requests for changes, and a CI started. label Nov 11, 2020
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aduh95 commented Nov 14, 2020

Landed in feff385

@aduh95 aduh95 closed this Nov 14, 2020
aduh95 pushed a commit that referenced this pull request Nov 14, 2020
@aduh95
perf_hooks: make nodeTiming a first-class object
feff385 
Render all properties of nodeTiming enumerable
so JSON.stringify and Object.keys can access them

Fixes: #35936

PR-URL: #35977
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Rich Trott <rtrott@gmail.com>
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spazmodius commented Nov 15, 2020 •
edited

Does this obviate the need for [util.inspect.custom]()?
See https://github.com/mmomtchev/node/blob/778f60b7626f0a715ae4071cdb944165251028e9/lib/perf_hooks.js#L257

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Does this obviate the need for [util.inspect.custom]()?
See https://github.com/mmomtchev/node/blob/778f60b7626f0a715ae4071cdb944165251028e9/lib/perf_hooks.js#L257

No, you still need it to get a pretty console output, you see [Getter] instead of the actual value without it

codebytere pushed a commit that referenced this pull request Nov 22, 2020
@codebytere
perf_hooks: make nodeTiming a first-class object
ed8af3a 
Render all properties of nodeTiming enumerable
so JSON.stringify and Object.keys can access them

Fixes: #35936

PR-URL: #35977
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Rich Trott <rtrott@gmail.com>
@codebytere codebytere mentioned this pull request Nov 22, 2020
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targos pushed a commit that referenced this pull request May 1, 2021
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perf_hooks: make nodeTiming a first-class object
395b9a6 
Render all properties of nodeTiming enumerable
so JSON.stringify and Object.keys can access them

Fixes: #35936

PR-URL: #35977
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Rich Trott <rtrott@gmail.com>
@danielleadams danielleadams mentioned this pull request May 3, 2021
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@addaleax addaleax addaleax approved these changes

@aduh95 aduh95 aduh95 left review comments

@jasnell jasnell jasnell approved these changes

@Trott Trott Trott approved these changes

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PerformanceEntry toJSON()
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@mmomtchev @nodejs-github-bot @addaleax @aduh95 @spazmodius @jasnell @Trott